2023542043 has 2 divisors, whose sum is σ = 2023542044. Its totient is φ = 2023542042.

The previous prime is 2023542041. The next prime is 2023542049. The reversal of 2023542043 is 3402453202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2023542043 - 2¹ = 2023542041 is a prime.

It is a super-2 number, since 2×2023542043² = 8189444799577227698, which contains 22 as substring.

Together with 2023542041, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2023541999 and 2023542017.

It is not a weakly prime, because it can be changed into another prime (2023542041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011771021 + 1011771022.

It is an arithmetic number, because the mean of its divisors is an integer number (1011771022).

Almost surely, 2^2023542043 is an apocalyptic number.

2023542043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023542043 is an equidigital number, since it uses as much as digits as its factorization.

2023542043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 2023542043 is about 44983.7975608996. The cubic root of 2023542043 is about 1264.8452982506.

Adding to 2023542043 its reverse (3402453202), we get a palindrome (5425995245).

The spelling of 2023542043 in words is "two billion, twenty-three million, five hundred forty-two thousand, forty-three".